Home / 17,221,959.45-25,836,117.61-7,125,367.77

Finding the Fourth Proportional to 17,221,959.45, 25,836,117.61 and 7,125,367.77

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Solution

The fourth proportional to 17,221,959.45, 25,836,117.61 and 7,125,367.77 is: 10,689,366.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,221,959.45 : 25,836,117.61 = 7,125,367.77 : x
  2. Step 2: Convert to fraction form
    17,221,959.45/25,836,117.61 = 7,125,367.77/x
  3. Step 3: Cross multiply
    17,221,959.45x = 25,836,117.61 × 7,125,367.77
  4. Step 4: Simplify right side
    17,221,959.45x = 184,091,839,720,223.41
  5. Step 5: Solve for x
    x = 184,091,839,720,223.41/17,221,959.45
  6. Step 6: Final answer
    x = 10,689,366.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.